add skill and position

backend/modules/settings/models/AdditionalFields.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace backend\modules\settings\models;
+
+use common\classes\Debug;
+use common\models\UseField;
+
+class AdditionalFields extends \common\models\AdditionalFields
+{
+    public function afterSave($insert, $changedAttributes)
+    {
+        UseField::deleteAll(['field_id' => $this->id]);
+
+        foreach ($this->use as $item) {
+            $useField = new UseField();
+            $useField->field_id = $this->id;
+            $useField->use = $item;
+
+            $useField->save();
+        }
+        parent::afterSave($insert, $changedAttributes); // TODO: Change the autogenerated stub
+    }
+}